Unit 1 - Lesson 3: The Plant Kingdom Flashcards
What type of cells do all plants have?
Eukaryotic
What is the composition of plant cell walls?
Carbohydrate cellulose
What are plants classified as in terms of nutrition?
Autotrophs - photosynthetic producers
Where are most plants found?
Terrestrial
How many plant species are estimated to exist in the world?
390,000
On what characteristics are plants organized into groups?
Presence or absence of seeds and vascular system
What is a seed?
A specialized plant structure containing an embryonic plant and food supply
What does the vascular system in plants include?
Xylem and phloem
What does phloem transport?
Food in the body of a plant
What does xylem transport?
Water and dissolved minerals
What are the 4 main plant groups?
- Bryophytes
- Ferns and related phyla
- Gymnosperms
- Angiosperms
What three phyla are included in Bryophytes?
- Mosses
- Liverworts
- Hornworts
What are Gymnosperms commonly known as?
Conifers, evergreens
What are Angiosperms commonly known as?
Flowering plants
What are the 4 general characteristics of plants?
- Eukaryotic and multicellular
- Cell walls with carbohydrate cellulose
- Autotrophs - photosynthetic producers
- Most are terrestrial
